For the purpose of this question, dress uniform has been taken to mean the blue frock coat, great coat and trousers (overalls), worn by certain personnel, including members of the Army Board, as well as Number 1 Dress.
The blue frock coat, great coat and trousers (overalls), are pool items and not the personal property of the General Officer. They are returned on cessation of the entitlement to wear them. The total cost of purchasing one set of these items is approximately £1,900.
The purchase of Number 1 Dress is an individual responsibility for which an allowance of up to £463 is paid to entitled officers, provided that no such allowance has been paid in the previous 12 years. Additionally, there are grants available to officers on promotion to cover the cost of new rank insignia, which is also purchased by individual officers. At the higher echelons, these grants are as follows:
£ Major General 213.00 Lieutenant General 11.00 General 11.00 Field Marshal 110.00